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MRC HYC-56 Service Manual

Pharmacy refrigerator
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HYC-56/76/130-V2
Pharmacy refrigerator
Service Manual
3, Hagavish st. Israel 58817 Tel: 972 3 5595252, Fax: 972 3 5594529
mrc@mrclab.com
MRC.3.25

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Summary of Contents for MRC HYC-56

  • Page 1 HYC-56/76/130-V2 Pharmacy refrigerator Service Manual 3, Hagavish st. Israel 58817 Tel: 972 3 5595252, Fax: 972 3 5594529 mrc@mrclab.com MRC.3.25...

  • Page 2: Table Of Contents

    Content 1．INTRODUCTION ....................3 2. PRECAUTIONS FOR SAFE OPERATION............4 3 Appearance ........................ 8 44Refrigerating system and electronic diagram……………………………………...9 5. Display panel function description ................. 10 6.Factory setting mode ....................17 7.Error code and solution ................... 20 8. Defrost, Stop using and Maintenance ..............22 8.1 Defrost, Stop using and Maintenance ............

  • Page 3: 1．Introduction

    1．INTRODUCTION Dear Customer: Thank you for choosing and using the product of our company. For your safe and convenient use and reasonable maintenance of the product, please read the service manual carefully and keep it properly for reference. Our company has no obligation for damages of the instrument due to the fact that the user does not use the product according to the instrument operating environment declared in the handbook or injuries due to the fact that individual does not operate the product according to safety instructions.

  • Page 4: Precautions For Safe Operation

    2. PRECAUTIONS FOR SAFE OPERATION When use this device, users must read the meaning of the following warning labels very carefully. Items and procedures are described so that you can use this unit correctly and safely. If the precautions advised are followed, this will prevent possible injury to the user and any other person.
  • Page 5 Do not touch any electrical parts such as the power supply plug or any switches with a wet hand. This may cause electric shock Only qualified engineers or service personnel should install the unit. The installation by unqualified personnel may cause electric shock or fire Be sure to install the unit on a sturdy floor.
  • Page 6 Be sure to install the device in a dry dust-free environment to avoid overheating, short circuit and other dangers。 If there is an unexpected sound, smell, smoke when the power is turned on, unplug the power and contact the manufacturer or supplier. Continued abnormal operation may cause electric shock or fire.
  • Page 7 without wearing protective gear. Always disconnect the power plug when the unit is not used for long periods. Make sure to prepare a safety check sheet when you request any repair or maintenance for the safety of service personnel. Be sure to check set point of the controller prior to restart the freezer.

  • Page 8: Appearance

    3.Appearance As the product is improved and the model is different, the actual product may be different from the simple diagram. The above picture is only the example of identifier function piece. Structure and com position: the product consists of a box, a glass door structure, a refrigeration system and a con trol system.

  • Page 9: 44Refrigerating System And Electronic Diagram

    4.Refrigerating system and electronic diagram 4.1 Refrigerating system schematic 4.2 Electronic circuit diagram 9 / 33...

  • Page 10: Display Panel Function Description

    5. Display panel function description Printer (optional) Functions represented by each indicator: (the right table) rosting lock switch refrige ower rint or heating ration failure seri lectricity al port a. Door switch indicator When the door opened, the light on; when the door is closed, the light off. b.
  • Page 11 locked and released. At this time, the key lock indicator lights go out. In the unlocked state, 60s has no buttons, the key lock starts, and the key lock light is lit. Press the top key + lower key 3S, the key is locked. d.
  • Page 12 port light is extinguished; when the refrigerator is successfully connected to the RS-485 serial port, the serial port light is lit. j. Fan indicator lamp When the evaporator is opened, the fan indicator is opened; when the evaporator is closed, the fan indicator is extinguished. k.
  • Page 13 The unlocking state, the first press , the buzzer stops chirping, display the ambient temperature 5S, return to normal display (press the mute key is only close the abnormal state of alarm buzzer, such as troubleshooting, abnormal alarm buzzer next to), press again, buzzer alarm, display temperature for 5S, recovery display cabinet temperature and alarm state.
  • Page 14 7. USB data export; Automatic export: when the U disk is connected to the USB interface, the recorder buzzer calls once, displaying "on", and the PDF files in the U disk are generated during the month and the last month. After the data transmission is completed, the buzzer calls once, displaying "End", and then returning to normal display after 6S.
  • Page 15 displays the corresponding parameter value; (3) use increase or decrease the value; (4) press to return to the display parameters, value of the temporary storage. (5)If other parameters are modified, repeat step 1 ~ (4); (6)press the above 3 seconds, modify the parameters stored and returned to the display parameter category.
  • Page 16 current date:year check current date:month check current date: day check current date: hour check current date: minute ～ Print interval 240min 20.0 Upper limit of ring temperature ～ 40.0 50.0℃ alarm Mode 1: door door closing judgment once, heating 5min, (time can be set) if in the heating time 1:automa period, the door opens again and...

  • Page 17: Factory Setting Mode

    000～999 User menu password settings V1.0-9.9 Hardware version V1.0-9.9 Software version 6.Factory setting mode Under the unlock status, long press the " key" to enter the factory menu（till 000 display, before 000 display "PS1" display for a very short time. If you want enter user menu, you should release when PS1 display, the PS1 password is 005 for user menu）Then input “022”...
  • Page 18 condenser sensor temperature condenser sensor high temperature alarm ～80 control sensor temperature correction 8～8 upper sensor temperature correction 8～8 lower sensor temperature correction 8～8 ambient sensor temperature correction 8～8 Evaporator sensor temperature correction 8～8 condenser sensor temperature correction 8～8 0～ set the temperature fluctuates when the compressor turn on 0～...
  • Page 19 1～ condenser fan working mode selection 1～ evaporator fan working mode selection Humidity sensor correction 20～20 The minimum value tested by humidity sensor The maximum value tested by humidity sensor handling according to the maximum minimum value when over-limit humidity handling humidity is over-limit larming...

  • Page 20: Error Code And Solution

    7.Error code and solution rror solution description code 1.Check the settings of warning temperature control sensor high are correct for you. If not, change the settings using temperature alarm （Temp≥ buttons of display panel. MAX of setting warning 2.Check the sensor is good and its connection is temperature, usually happen correct.
  • Page 21 low battery alarm Replace battery （battery volts ＜12V) recorder not 1.Check the connection of recorder connected 2.Replace the recorder 1.Under the unlock status long press enter and up buttons till LoF disappear .If that does not recorder not startup work, check the connection of recorder 2.Replace the recorder Communication between display board and main board fault.

  • Page 22: Defrost, Stop Using And Maintenance

    8. Defrost, Stop using and Maintenance Caution  For personal safety, please cut the power supply before any maintenance!  Don't inhale medications or aerosols around the device while maintaining a medical refrigerator, or it will endanger your health. 8.1 Defrost, Stop using and Maintenance The medical refrigerator will be automatically defrosted during the working process.

  • Page 23: Disposal

    8.2Disposal Warning: If the equipment is stored in unsupervised areas for a long period of time and leaveunused, ensure that the child is not close to the medical refrigerator and the door cannot be closed completely. The disposal of refrigerator shall be carried out by corresponding personnel to prevent the occurrence of such accidents as suffocation.

  • Page 24: Battery Maintenance

    stable and will be eliminated automatically after running for a warning period of time. If the door is not closed tightly to cause the  door open alarm. If the battery is low, it will be eliminated  automatically for a period of time. ...
  • Page 25 company after-sales service staff to replace. 1. Battery Installation Position: Top inside of electrical box Battery replacement a. Turn off the power switch and pull the plug from the socket (Pay attention to the electrical components in the electrical cabinet. Power supply must be turned off and also unplug the power cord and turn off the power switch of the freezer before opening.

  • Page 26: Assembly And Disassembly

    Remove the screws of top panel, the electrical system will be found after removing top panel. (Take YC-56L for example, the other refrigerator series is very similar） Remove top panel（HYC-56） electrical system（HYC-56） 26 / 33...
  • Page 27 Controller board（HYC-56） power supply board（HYC-56） Transformer（HYC-56） battery（HYC-56） Display board at top-front panel（HYC-56） USB temp. recorder（HYC-56） 10.2 Door gasket The gasket can be easily taken out from the door. 27 / 33...
  • Page 28 10.3 Parts inside cabinet （1）Shelve can be easily taken out from cabinet. Shelve holder can be removed after removing screws. （2）The sensor is in the bottle，can be easily taken out. When placing sensor，please cut the sensor head，and only replace the sensor head ，wrap the joint part with insulation tape.
  • Page 29 Press the two spring brackets to remove lamps from notch： (4) Remove evaporator fan after disconnect fan-wires and remove screws 10.4 Compressor and refrigeration system The refrigeration system are mainly at the bottom of the refrigerator. Remove the rear plate at the bottom： Then the compressor，condenser，filter，can be seen.
  • Page 30 Compressor replacement： （1）cut tube 1,2,3（process tube，low pressure tube，high pressure tube）to release refrigerant （2）remove screws as below： （3）remove protection cover as below： 30 / 33...
  • Page 31 （4）remove accessory of compressor： （5）remove the bottom plate after remove the below screws： （6）Remove screws 4,5,6,7，then remove compressor from the bottom plate： （7）remove filter by cutting tube 8 and 9： 31 / 33...
  • Page 32 （8）replace new compressor and filter by welding way： （9）vacuum refrigeration system to be lower than 6 Pa （10）recharge refrigerant as nameplate require： 32 / 33...
  • Page 33 （11）make the process tube 15,16 closed. 33 / 33...

This manual is also suitable for:

Hyc-76Hyc-130-v2

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